{"product_id":"msa-fl500-fixed-flame-detector","title":"MSA FL500 Fixed Flame Detector","description":"\u003cp data-start=\"637\" data-end=\"838\"\u003eThe MSA FL500 Flame Detector is a high-performance, fixed flame detection solution engineered for industrial safety applications where rapid flame recognition and reduced false alarms are critical.\u003c\/p\u003e\n\u003cp data-start=\"840\" data-end=\"1140\"\u003eBoth variants use dual-spectrum ultraviolet (UV) and infrared (IR) sensing to detect the presence of a flame by analysing radiation across both spectrums. This UV\/IR approach delivers a fast response time and excellent immunity to nuisance alarms when compared with single-spectrum detectors.\u003c\/p\u003e\n\u003cul data-start=\"1142\" data-end=\"1631\"\u003e\n\u003cli data-start=\"1142\" data-end=\"1295\"\u003e\n\u003cp data-start=\"1144\" data-end=\"1295\"\u003e\u003cstrong data-start=\"1144\" data-end=\"1168\"\u003eRobust construction:\u003c\/strong\u003e rugged 316 stainless steel enclosure with IP66\/IP67 protection for harsh environments.\u003cspan class=\"\" data-state=\"closed\"\u003e\u003cspan class=\"ms-1 inline-flex max-w-full items-center relative top-[-0.094rem] animate-[show_150ms_ease-in]\" data-testid=\"webpage-citation-pill\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1296\" data-end=\"1449\"\u003e\n\u003cp data-start=\"1298\" data-end=\"1449\"\u003e\u003cstrong data-start=\"1298\" data-end=\"1321\"\u003eIndustry approvals:\u003c\/strong\u003e Various international explosion safety certifications suitable for hazardous locations.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1450\" data-end=\"1631\"\u003e\n\u003cp data-start=\"1452\" data-end=\"1631\"\u003e\u003cstrong data-start=\"1452\" data-end=\"1470\"\u003eSelf-checking:\u003c\/strong\u003e Continuous optical path monitoring (COPM) ensures the ongoing reliability and health status of optical and electronic systems.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1633\" data-end=\"2040\"\u003e\u003cstrong data-start=\"1633\" data-end=\"1647\"\u003eUse Cases:\u003c\/strong\u003e\u003cbr data-start=\"1647\" data-end=\"1650\"\u003eDesigned for fixed installation in areas with flammable materials, including oil \u0026amp; gas facilities, chemical plants, storage and processing areas, and environments where rapid flame detection is critical for triggering alarms or suppression systems. The H₂ variant is optimised for hydrogen fire environments (e.g., H₂ filling stations, fuel cell sites). \u003cspan class=\"\" data-state=\"closed\"\u003e\u003cspan class=\"ms-1 inline-flex max-w-full items-center relative top-[-0.094rem] animate-[show_150ms_ease-in]\" data-testid=\"webpage-citation-pill\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-start=\"2047\" data-end=\"2076\"\u003e\u003cstrong data-start=\"2050\" data-end=\"2076\"\u003eProduct Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ch4 data-start=\"2078\" data-end=\"2117\"\u003e\u003cstrong data-start=\"2082\" data-end=\"2117\"\u003eCommon Features (Both Variants)\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cdiv class=\"TyagGW_tableContainer\"\u003e\n\u003cdiv class=\"group TyagGW_tableWrapper flex w-fit flex-col-reverse\" tabindex=\"-1\"\u003e\n\u003ctable data-start=\"2118\" data-end=\"2607\" class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead data-start=\"2118\" data-end=\"2145\"\u003e\n\u003ctr data-start=\"2118\" data-end=\"2145\"\u003e\n\u003cth data-start=\"2118\" data-end=\"2128\" data-col-size=\"sm\"\u003eFeature\u003c\/th\u003e\n\u003cth data-start=\"2128\" data-end=\"2145\" data-col-size=\"md\"\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody data-start=\"2174\" data-end=\"2607\"\u003e\n\u003ctr data-start=\"2174\" data-end=\"2228\"\u003e\n\u003ctd data-start=\"2174\" data-end=\"2193\" data-col-size=\"sm\"\u003eDetection Method\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"2193\" data-end=\"2228\"\u003eDual UV \u0026amp; IR spectral detection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2229\" data-end=\"2277\"\u003e\n\u003ctd data-start=\"2229\" data-end=\"2239\" data-col-size=\"sm\"\u003eHousing\u003c\/td\u003e\n\u003ctd data-start=\"2239\" data-end=\"2277\" data-col-size=\"md\"\u003e316 stainless steel, powder-coated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2278\" data-end=\"2311\"\u003e\n\u003ctd data-start=\"2278\" data-end=\"2298\" data-col-size=\"sm\"\u003eProtection Rating\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"2298\" data-end=\"2311\"\u003eIP66\/IP67\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2312\" data-end=\"2362\"\u003e\n\u003ctd data-start=\"2312\" data-end=\"2330\" data-col-size=\"sm\"\u003eOperating Temp.\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"2330\" data-end=\"2362\"\u003eApproximately −55°C to +85°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2363\" data-end=\"2427\"\u003e\n\u003ctd data-start=\"2363\" data-end=\"2382\" data-col-size=\"sm\"\u003eField Self-Check\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"2382\" data-end=\"2427\"\u003eContinuous Optical Path Monitoring (COPM)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2428\" data-end=\"2495\"\u003e\n\u003ctd data-start=\"2428\" data-end=\"2438\" data-col-size=\"sm\"\u003eOutputs\u003c\/td\u003e\n\u003ctd data-start=\"2438\" data-end=\"2495\" data-col-size=\"md\"\u003e4-20 mA (source or sink), HART, Modbus, relay options\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2496\" data-end=\"2537\"\u003e\n\u003ctd data-start=\"2496\" data-end=\"2512\" data-col-size=\"sm\"\u003eField of View\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"2512\" data-end=\"2537\"\u003eWide cone up to ~130°\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2538\" data-end=\"2607\"\u003e\n\u003ctd data-start=\"2538\" data-end=\"2555\" data-col-size=\"sm\"\u003eCertifications\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"2555\" data-end=\"2607\"\u003eATEX, IECEx, FM, CSA, CE (region\/part dependent)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003chr data-start=\"2609\" data-end=\"2612\"\u003e\n\u003ch3 data-start=\"2614\" data-end=\"2644\"\u003e\u003cstrong data-start=\"2618\" data-end=\"2644\"\u003eVariant-Specific Specs\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ch4 data-start=\"2646\" data-end=\"2692\"\u003e\u003cstrong data-start=\"2651\" data-end=\"2692\"\u003eFL500 UV\/IR – Standard Flame Detector\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cdiv class=\"TyagGW_tableContainer\"\u003e\n\u003cdiv class=\"group TyagGW_tableWrapper flex w-fit flex-col-reverse\" tabindex=\"-1\"\u003e\n\u003ctable data-start=\"2693\" data-end=\"3006\" class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead data-start=\"2693\" data-end=\"2719\"\u003e\n\u003ctr data-start=\"2693\" data-end=\"2719\"\u003e\n\u003cth data-start=\"2693\" data-end=\"2709\" data-col-size=\"sm\"\u003eSpecification\u003c\/th\u003e\n\u003cth data-start=\"2709\" data-end=\"2719\" data-col-size=\"md\"\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody data-start=\"2747\" data-end=\"3006\"\u003e\n\u003ctr data-start=\"2747\" data-end=\"2775\"\u003e\n\u003ctd data-start=\"2747\" data-end=\"2763\" data-col-size=\"sm\"\u003eIR Wavelength\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"2763\" data-end=\"2775\"\u003e~4.35 µm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2776\" data-end=\"2806\"\u003e\n\u003ctd data-start=\"2776\" data-end=\"2792\" data-col-size=\"sm\"\u003eUV Wavelength\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"2792\" data-end=\"2806\"\u003e185–260 nm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2807\" data-end=\"2897\"\u003e\n\u003ctd data-start=\"2807\" data-end=\"2826\" data-col-size=\"sm\"\u003eTypical Response\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"2826\" data-end=\"2897\"\u003e\u0026lt;3 s to common hydrocarbon flames (e.g., heptane, methane, propane)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"2898\" data-end=\"3006\"\u003e\n\u003ctd data-start=\"2898\" data-end=\"2913\" data-col-size=\"sm\"\u003eTested Fuels\u003c\/td\u003e\n\u003ctd data-start=\"2913\" data-end=\"2967\" data-col-size=\"md\"\u003eHeptane, methane, methanol, propane, ethane, butane\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003chr data-start=\"3008\" data-end=\"3011\"\u003e\n\u003ch4 data-start=\"3013\" data-end=\"3062\"\u003e\u003cstrong data-start=\"3018\" data-end=\"3062\"\u003eFL500-H2 UV\/IR – Hydrogen Flame Detector\u003c\/strong\u003e\u003c\/h4\u003e\n\u003cdiv class=\"TyagGW_tableContainer\"\u003e\n\u003cdiv class=\"group TyagGW_tableWrapper flex w-fit flex-col-reverse\" tabindex=\"-1\"\u003e\n\u003ctable data-start=\"3063\" data-end=\"3468\" class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead data-start=\"3063\" data-end=\"3089\"\u003e\n\u003ctr data-start=\"3063\" data-end=\"3089\"\u003e\n\u003cth data-start=\"3063\" data-end=\"3079\" data-col-size=\"sm\"\u003eSpecification\u003c\/th\u003e\n\u003cth data-start=\"3079\" data-end=\"3089\" data-col-size=\"md\"\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody data-start=\"3117\" data-end=\"3468\"\u003e\n\u003ctr data-start=\"3117\" data-end=\"3189\"\u003e\n\u003ctd data-start=\"3117\" data-end=\"3133\" data-col-size=\"sm\"\u003eIR Wavelength\u003c\/td\u003e\n\u003ctd data-start=\"3133\" data-end=\"3189\" data-col-size=\"md\"\u003e~2.95 µm (optimised for hydrogen flame IR signature)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3190\" data-end=\"3220\"\u003e\n\u003ctd data-start=\"3190\" data-end=\"3206\" data-col-size=\"sm\"\u003eUV Wavelength\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"3206\" data-end=\"3220\"\u003e185–260 nm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3221\" data-end=\"3296\"\u003e\n\u003ctd data-start=\"3221\" data-end=\"3242\" data-col-size=\"sm\"\u003eTarget Application\u003c\/td\u003e\n\u003ctd data-start=\"3242\" data-end=\"3296\" data-col-size=\"md\"\u003eHydrogen flame detection with false alarm immunity\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3297\" data-end=\"3352\"\u003e\n\u003ctd data-start=\"3297\" data-end=\"3316\" data-col-size=\"sm\"\u003eTypical Response\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"3316\" data-end=\"3352\"\u003eRapid response to hydrogen fires\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3353\" data-end=\"3468\"\u003e\n\u003ctd data-start=\"3353\" data-end=\"3373\" data-col-size=\"sm\"\u003eField Suitability\u003c\/td\u003e\n\u003ctd data-start=\"3373\" data-end=\"3429\" data-col-size=\"md\"\u003eIdeal where hydrogen gas is produced, stored, or used\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003chr data-start=\"3470\" data-end=\"3473\"\u003e\n\u003ch3 data-start=\"3475\" data-end=\"3509\"\u003e\u003cstrong data-start=\"3478\" data-end=\"3509\"\u003eWhen to Choose Each Variant\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp data-start=\"3511\" data-end=\"3541\"\u003e\u003cstrong data-start=\"3515\" data-end=\"3541\"\u003eFL500 UV\/IR (Standard)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"3542\" data-end=\"3773\"\u003e\n\u003cli data-start=\"3542\" data-end=\"3695\"\u003e\n\u003cp data-start=\"3544\" data-end=\"3695\"\u003eBest for general industrial flame hazards involving common hydrocarbons like propane, methane, butane, etc.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"3696\" data-end=\"3773\"\u003e\n\u003cp data-start=\"3698\" data-end=\"3773\"\u003eBroad-spectrum IR response makes it versatile across a range of fuel types.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"3775\" data-end=\"3812\"\u003e\u003cstrong data-start=\"3779\" data-end=\"3812\"\u003eFL500-H2 (Hydrogen-Optimised)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"3813\" data-end=\"4242\"\u003e\n\u003cli data-start=\"3813\" data-end=\"4084\"\u003e\n\u003cp data-start=\"3815\" data-end=\"4084\"\u003eDesigned for environments where hydrogen leaks or fires are a primary safety concern. Hydrogen flames have different IR emission characteristics that the H2 version is tuned to detect reliably while rejecting false positives.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"4085\" data-end=\"4242\"\u003e\n\u003cp data-start=\"4087\" data-end=\"4242\"\u003eSuitable for hydrogen production\/storage facilities, H₂ fuel stations, test labs, and clean energy installations.\u003cspan class=\"\" data-state=\"closed\"\u003e\u003cspan class=\"ms-1 inline-flex max-w-full items-center relative top-[-0.094rem] animate-[show_150ms_ease-in]\" data-testid=\"webpage-citation-pill\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-start=\"4249\" data-end=\"4276\"\u003e\u003cstrong data-start=\"4252\" data-end=\"4276\"\u003eTypical Product Uses\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul data-start=\"4277\" data-end=\"4581\"\u003e\n\u003cli data-start=\"4277\" data-end=\"4360\"\u003e\n\u003cp data-start=\"4279\" data-end=\"4360\"\u003eFixed flame detection in hazardous industrial zones and offshore platforms.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"4361\" data-end=\"4448\"\u003e\n\u003cp data-start=\"4363\" data-end=\"4448\"\u003eIntegration into fire alarm and suppression systems for automated safety responses.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"4449\" data-end=\"4504\"\u003e\n\u003cp data-start=\"4451\" data-end=\"4504\"\u003eMonitoring hydrocarbon fuel processing and storage.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"4505\" data-end=\"4581\"\u003e\n\u003cp data-start=\"4507\" data-end=\"4581\"\u003eHydrogen-rich environments where fast flame detection is mission-critical.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"MSA","offers":[{"title":"Default Title","offer_id":56615236108671,"sku":null,"price":0.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0555\/2901\/3401\/files\/FL500h2s.png?v=1766394066","url":"https:\/\/products.shawcity.co.uk\/products\/msa-fl500-fixed-flame-detector","provider":"Shawcity","version":"1.0","type":"link"}